45881546 has 8 divisors (see below), whose sum is σ = 68982564. Its totient is φ = 22887360.

The previous prime is 45881543. The next prime is 45881551. The reversal of 45881546 is 64518854.

It can be written as a sum of positive squares in 2 ways, for example, as 45091225 + 790321 = 6715^2 + 889^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (45881543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25625 + ... + 27356.

Almost surely, 2^45881546 is an apocalyptic number.

45881546 is a deficient number, since it is larger than the sum of its proper divisors (23101018).

45881546 is a wasteful number, since it uses less digits than its factorization.

45881546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53416.

The product of its digits is 153600, while the sum is 41.

The square root of 45881546 is about 6773.5918093726. The cubic root of 45881546 is about 357.9969674015.

The spelling of 45881546 in words is "forty-five million, eight hundred eighty-one thousand, five hundred forty-six".